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Alona [7]
3 years ago
15

(x = 3) Solve: 5х + 6 = 21

Mathematics
1 answer:
Pani-rosa [81]3 years ago
8 0

Answer:

5x+6=21 is the same as 15+6=21

Step-by-step explanation:

hope this is what you wanted :)

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Every year, Isabella and her sister attend 'The Nutcracker' at the Salem Ballet. Last year, orchestra seating cost $76 per ticke
azamat

Answer:

$95

Step-by-step explanation:

76 times 1.25 = 96

6 0
3 years ago
Is (-5,2), (5,2), (0,-3), (3,-8), (-7,4), (-1,-1) a function
Alja [10]
<h3>Answer: Yes it is a function</h3>

Each point listed is of the form (x,y). The x coordinate is always listed first. We dont have any repeat x values, so this is enough to conclude we have a function.

If you wanted to, you could graph each point given on the same coordinate grid. Note how none of the points stack on top of each other. Or put another way, note how it is impossible to draw a single straight line through more than one point graphed. This graph passes the vertical line test.

A function is where plugging in any x value leads to exactly one y value.

If you had two points like (5,2) and (5,7) then the input x = 5 leads to more than one output y = 2 and y = 7 at the same time, making this example not a function.

4 0
3 years ago
Write the equation of a line where slope = 2 and (1,3) is on the line in slope intercept form
vazorg [7]
Y = 3x + 0 is what i got though check my math to be sure 
5 0
4 years ago
The clothing club sold 40 pants and shirts at a new store and made $700 from the sales. They charged $18 for each pants and $14
hoa [83]

Answer: The system of equations represents the constraints in this situation are:

s + h = 40

$18s + $14h = $700

The above equations are known as simultaneous equations. 40 scarves and hats were sold, this can be represented with this equation:

number of hats sold + number of scarves sold = 40

s + h = 40

The total amount made from the sales is the sum of the total amount made from the sale of the hats and the total amount made from the sale of the scarves. This can be represented with this equation:

($18 x s) + ($14 x h)  = $700

Step-by-step explanation:

3 0
2 years ago
Allison owns a food truck that sells tacos and burritos. She only has enough ingredients to make 98 tacos or burritos.Write an i
NARA [144]

Answer:

98=49bb+49tt

Explain:

so u have the same amount of both

6 0
3 years ago
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